usb2comport
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usb2comport [2009/09/02 06:53] twdorris |
usb2comport [2009/09/02 06:55] twdorris |
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| To correct this, you can tell the FTDI driver to use a fixed COM port for each physical USB port on your laptop. | To correct this, you can tell the FTDI driver to use a fixed COM port for each physical USB port on your laptop. | ||
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| Note that **Loc41** now says ''DeviceConnected : USB Serial Converter'' where as before it simply said ''NoDeviceConnected''. That means that the USB port into which our cable was inserted is at location ID ''0x00000041''. When this cable is removed from that port and installed into another port, ''Loc42'' (in this example) shows ''DeviceConnected'', indicating the following. | Note that **Loc41** now says ''DeviceConnected : USB Serial Converter'' where as before it simply said ''NoDeviceConnected''. That means that the USB port into which our cable was inserted is at location ID ''0x00000041''. When this cable is removed from that port and installed into another port, ''Loc42'' (in this example) shows ''DeviceConnected'', indicating the following. | ||
| - | ''PORT A – Location ID 0x00000041'' | + | ''PORT A – Location ID 0x00000041'' \\ |
| ''PORT B – Location ID 0x00000042'' | ''PORT B – Location ID 0x00000042'' | ||
| - | Identify these two ports on your local machine and write them down. The following examples will use these two ports. Be sure to use your OWN IDs instead of the ones used in this example as your PC will be different | + | Identify these ports on your laptop (however many you want to assign) and write them down. The following examples will use these two ports. Be sure to use your **OWN IDs** instead of the ones used in this example as your laptop will be different. |
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| + | Now, bring up the **regedit** application by going to Start->Run and typing in regedit then hitting OK. Navigate to the following node: | ||
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| + | ''HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\FTDIBUS\Parameters'' | ||
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| + | You may need to create the **Parameters** node if it doesn't already exist. If so, simply highlight the **FTDIBUS** node and select **Edit->New->Key** from the regedit application. Then type **Parameters** as the new name. Select the Parameters key and you should see something like the following. | ||
| + | {{ http://www.ecmtuning.com/images/forums/usbview/usbview-04.gif }} | ||
usb2comport.txt · Last modified: 2024/03/15 11:16 (external edit)
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